/* Checks if JQuery is loaded... if not, load it. */
/* Remember to update minimum version number when updating the main jquery.min.js file. */

if (typeof jQuery != 'undefined') {
	/* jQuery is already loaded... verify minimum version number of 1.4.2 and reload newer if needed */
	if (/1\.(0|1|2|3|4)\.(0|1)/.test(jQuery.fn.jquery) || /^1.1/.test(jQuery.fn.jquery) || /^1.2/.test(jQuery.fn.jquery)|| /^1.3/.test(jQuery.fn.jquery)) {
		loadJQ();
	}
} else {
	loadJQ();
}

/* loads jQuery if not already loaded, or if not a recent enough version */
function loadJQ() {
	/* adds a link to jQuery to the head, instead of inline, so it validates */	
	var headElement = document.getElementsByTagName("head")[0];
	linkElement=document.createElement("script");
	linkElement.src="../scripts/lib/jquery.min.js";
	linkElement.type="text/javascript";
	headElement.appendChild(linkElement);
}